Helena Weather in 1980

Historical record of Helena, Montana weather for the year 1980 based on NOAA data.
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1980 Helena Weather Extremes
Highest temperature 94 °F July 28
Lowest temperature -25 °F January 6
Highest daily low 63 °F July 29
Lowest daily high -4 °F January 8
Most daily precipitation 1.6 inches September 11
Most daily snow 5.8 inches January 5
Total annual precipitation 17.1 inches -
Total annual snow 41.7 inches -
Highest Temperatures in Helena in 1980
Rank Temperature Date
1 94 °F Jul 28
1 94 °F Jul 23
1 94 °F Jul 22
4 91 °F Jul 31
5 90 °F Sep 5
5 90 °F Jul 29
7 89 °F May 21
8 88 °F Aug 2
8 88 °F Jul 30
8 88 °F Jul 27
8 88 °F Jul 21
Lowest Temperatures in Helena in 1980
Rank Temperature Date
1 -25 °F January 6
2 -20 °F January 29
3 -18 °F January 28
4 -15 °F December 5
5 -14 °F January 30
6 -13 °F January 27
7 -12 °F December 7
7 -12 °F January 8
9 -11 °F January 9
10 -9 °F February 16
10 -9 °F January 31
January 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
35 22 0.00 0.0
32 21 0.00 0.0
37 20 0.00 0.0
24 10 0.00 0.0
28 -3 0.40 5.8
-2 -25 0.03 0.5
6 -5 0.07 0.9
-4 -12 0.09 1.2
3 -11 0.02 0.2
26 0 0.01 0.4
32 0 0.00 0.0
51 26 0.00 0.0
42 30 0.00 0.0
47 30 0.00 0.0
40 19 0.00 0.0
34 14 0.00 0.0
41 22 0.00 0.0
22 11 0.00 0.2
18 -1 0.00 0.0
19 1 0.00 0.0
34 9 0.00 0.0
32 8 0.00 0.0
42 14 0.00 0.0
46 23 0.00 0.0
23 0 0.00 0.1
2 -8 0.00 0.0
1 -13 0.00 0.0
0 -18 0.00 0.0
4 -20 0.00 0.0
12 -14 0.00 0.0
16 -9 0.00 0.0
February 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
38 11 0.00 0.0
42 25 0.00 0.0
51 30 0.00 0.0
43 30 0.00 0.0
34 18 0.00 0.0
38 27 0.00 0.0
40 30 0.02 0.4
35 19 0.00 0.0
32 15 0.00 0.0
28 14 0.00 0.0
32 14 0.00 0.0
32 20 0.15 3.2
22 0 0.12 1.4
3 -3 0.10 1.2
8 -4 0.01 0.1
11 -9 0.00 0.0
17 1 0.00 0.0
33 11 0.00 0.0
47 20 0.00 0.0
37 21 0.03 0.3
37 21 0.13 2.0
37 17 0.00 0.0
41 17 0.00 0.0
41 15 0.00 0.0
40 16 0.00 0.0
44 23 0.00 0.0
46 28 0.00 0.0
42 29 0.07 0.7
34 24 0.11 1.2
March 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
41 23 0.00 0.0
41 20 0.00 0.0
33 6 0.06 1.0
7 1 0.42 4.2
13 0 0.08 0.9
22 -4 0.00 0.0
30 5 0.00 0.0
39 12 0.00 0.0
42 34 0.00 0.0
45 30 0.00 0.0
46 27 0.00 0.0
40 26 0.00 0.0
43 23 0.00 0.0
56 27 0.00 0.0
39 26 0.01 0.1
38 23 0.00 0.0
49 24 0.00 0.0
48 30 0.00 0.0
46 27 0.00 0.0
49 23 0.00 0.0
46 30 0.00 0.0
50 22 0.00 0.0
46 29 0.00 0.0
44 24 0.00 0.0
42 24 0.02 0.4
48 18 0.00 0.0
49 30 0.00 0.0
49 28 0.00 0.0
56 30 0.00 0.0
34 27 0.14 1.3
33 27 0.15 2.2
April 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
35 28 0.13 1.4
41 28 0.13 1.3
47 28 0.00 0.0
55 23 0.00 0.0
60 28 0.00 0.0
50 30 0.00 0.0
45 28 0.00 0.0
54 18 0.00 0.0
54 31 0.10 0.0
50 32 0.04 0.4
50 33 0.00 0.0
56 26 0.00 0.0
71 27 0.00 0.0
71 32 0.00 0.0
57 42 0.00 0.0
68 30 0.00 0.0
78 30 0.00 0.0
74 43 0.00 0.0
81 37 0.00 0.0
85 39 0.00 0.0
69 50 0.00 0.0
65 43 0.00 0.0
77 38 0.00 0.0
74 44 0.04 0.0
75 43 0.00 0.0
75 38 0.00 0.0
77 40 0.00 0.0
80 41 0.00 0.0
77 44 0.00 0.0
53 41 0.19 0.0
May 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
74 37 0.00 0.0
77 40 0.00 0.0
61 43 0.28 0.0
73 37 0.00 0.0
79 39 0.00 0.0
72 48 0.18 0.0
61 48 0.00 0.0
66 48 0.06 0.0
62 46 0.73 0.0
51 37 0.86 0.0
62 32 0.00 0.0
65 34 0.00 0.0
67 36 0.00 0.0
68 38 0.00 0.0
73 37 0.00 0.0
68 50 0.10 0.0
74 45 0.00 0.0
75 41 0.00 0.0
76 57 0.00 0.0
83 51 0.00 0.0
89 49 0.00 0.0
85 56 0.04 0.0
59 42 0.25 0.0
59 42 0.44 0.0
47 40 1.19 0.0
61 41 0.00 0.0
60 40 0.12 0.0
65 44 0.01 0.0
67 44 0.00 0.0
60 46 0.03 0.0
64 46 0.03 0.0
June 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
68 43 0.08 0.0
57 41 0.27 0.0
60 43 0.16 0.0
63 42 0.00 0.0
62 42 0.02 0.0
53 41 0.34 0.0
65 37 0.00 0.0
76 41 0.00 0.0
83 46 0.03 0.0
79 51 0.28 0.0
71 53 0.03 0.0
70 47 0.25 0.0
70 43 0.00 0.0
70 45 0.38 0.0
68 52 0.23 0.0
74 52 0.00 0.0
81 51 0.00 0.0
77 53 0.00 0.0
82 52 0.00 0.0
83 50 0.17 0.0
84 53 0.06 0.0
80 57 0.02 0.0
64 52 0.54 0.0
73 45 0.00 0.0
75 53 0.00 0.0
75 53 0.27 0.0
64 47 0.00 0.0
75 45 0.00 0.0
85 47 0.00 0.0
69 54 0.03 0.0
July 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
79 54 0.00 0.0
83 54 0.00 0.0
70 54 0.11 0.0
77 47 0.49 0.0
74 50 0.14 0.0
81 52 0.00 0.0
83 54 0.00 0.0
81 57 0.42 0.0
80 54 0.05 0.0
83 55 0.04 0.0
81 47 0.00 0.0
76 53 0.26 0.0
70 53 0.32 0.0
71 44 0.00 0.0
74 50 0.00 0.0
84 46 0.00 0.0
78 53 0.00 0.0
79 48 0.00 0.0
80 54 0.00 0.0
80 47 0.00 0.0
88 52 0.00 0.0
94 57 0.00 0.0
94 61 0.00 0.0
77 59 0.00 0.0
87 53 0.00 0.0
87 55 0.00 0.0
88 51 0.00 0.0
94 50 0.00 0.0
90 63 0.00 0.0
88 52 0.00 0.0
91 52 0.09 0.0
August 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
85 58 0.04 0.0
88 50 0.00 0.0
72 54 0.00 0.0
76 51 0.00 0.0
86 43 0.00 0.0
78 51 0.00 0.0
75 54 0.00 0.0
83 45 0.00 0.0
81 53 0.00 0.0
81 46 0.00 0.0
76 49 0.00 0.0
75 53 0.00 0.0
77 57 0.00 0.0
82 54 0.12 0.0
76 55 0.00 0.0
81 53 0.00 0.0
85 51 0.00 0.0
70 51 0.05 0.0
71 44 0.00 0.0
76 50 0.00 0.0
76 41 0.00 0.0
67 49 0.02 0.0
81 42 0.00 0.0
87 45 0.00 0.0
72 46 0.00 0.0
81 44 0.00 0.0
72 52 0.05 0.0
71 42 0.00 0.0
71 40 0.00 0.0
72 36 0.00 0.0
70 49 0.00 0.0
September 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
73 43 0.00 0.0
73 50 0.00 0.0
69 43 0.00 0.0
81 41 0.00 0.0
90 41 0.00 0.0
85 45 0.00 0.0
80 55 0.38 0.0
64 46 0.07 0.0
74 42 0.00 0.0
68 52 0.02 0.0
61 56 1.61 0.0
72 49 0.00 0.0
62 52 0.20 0.0
69 52 0.06 0.0
60 41 0.02 0.0
69 35 0.00 0.0
77 46 0.00 0.0
55 42 0.21 0.0
66 45 0.00 0.0
63 44 0.00 0.0
57 42 0.00 0.0
61 31 0.00 0.0
61 44 0.00 0.0
62 36 0.00 0.0
67 32 0.00 0.0
69 36 0.00 0.0
79 42 0.00 0.0
72 43 0.00 0.0
78 44 0.00 0.0
74 45 0.00 0.0
October 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
68 47 0.00 0.0
71 33 0.00 0.0
76 35 0.00 0.0
80 38 0.00 0.0
75 39 0.00 0.0
78 36 0.00 0.0
77 39 0.00 0.0
79 39 0.00 0.0
63 33 0.00 0.0
64 25 0.00 0.0
63 29 0.00 0.0
70 35 0.02 0.0
62 39 0.00 0.0
53 32 0.14 0.0
42 33 0.36 2.7
41 28 0.00 0.0
44 28 0.11 0.0
57 29 0.00 0.0
61 29 0.00 0.0
65 31 0.00 0.0
54 38 0.19 0.0
42 25 0.09 1.0
44 18 0.00 0.0
51 23 0.00 0.0
47 28 0.00 0.0
43 35 0.30 0.0
40 29 0.00 0.0
50 27 0.00 0.0
46 26 0.00 0.0
56 35 0.00 0.0
58 31 0.00 0.0
November 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
60 26 0.00 0.0
56 37 0.01 0.0
55 35 0.00 0.0
60 34 0.00 0.0
59 27 0.00 0.0
60 31 0.00 0.0
60 38 0.19 0.0
53 38 0.00 0.0
52 29 0.00 0.0
46 25 0.00 0.0
34 28 0.07 0.7
40 21 0.03 0.3
36 16 0.00 0.0
32 13 0.00 0.0
34 12 0.00 0.0
35 14 0.00 0.0
34 12 0.00 0.0
48 23 0.00 0.0
47 24 0.00 0.0
35 19 0.00 0.0
58 26 0.00 0.0
48 16 0.00 0.0
33 13 0.00 0.0
38 16 0.00 0.0
41 15 0.00 0.0
44 22 0.00 0.0
53 24 0.00 0.0
46 24 0.00 0.0
60 24 0.00 0.0
40 12 0.02 0.2
December 1980 Helena Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
14 5 0.01 0.2
22 8 0.05 0.6
38 14 0.00 0.0
38 -8 0.11 1.2
6 -15 0.00 0.0
3 -6 0.00 0.0
7 -12 0.03 0.4
30 -6 0.00 0.0
31 8 0.00 0.0
49 18 0.00 0.0
55 31 0.00 0.0
49 24 0.00 0.0
39 19 0.00 0.0
50 18 0.00 0.0
57 45 0.00 0.0
59 33 0.00 0.0
44 25 0.00 0.0
30 10 0.00 0.0
18 9 0.00 0.0
22 17 0.00 0.0
42 18 0.02 0.0
49 30 0.00 0.0
42 3 0.05 1.4
19 2 0.00 0.0
53 19 0.00 0.0
61 40 0.00 0.0
64 37 0.00 0.0
50 26 0.00 0.0
45 24 0.00 0.0
44 28 0.13 0.0
42 33 0.00 0.0
Weather Station Details
Years Station Coordinates
1939–2024 Helena Regional Airport location
1893–1938 Helna location